*{
    margin: 0;
    padding: 0;
    list-style: none;
    font-family: MicrosoftYaHei;
    font-size: 16px;
    outline: none;
} 

a{
    text-decoration: none;
}
.fl{
    float: left;
}
.fr{
    float: right;
}
.clearfix:after{
    content: '';
    display: block;
    clear: both;
    visibility: hidden;
    height: 0;
}
.clearfix{
    zoom: 1;
}